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Interesting Subnets

Directory of active subnets observed by Syndu. Each row is the latest cached SubnetSnapshot per subnet and includes: density, traffic, geo/ASN representatives, and risk distribution.
Active filter: FNET TELECOM · Clear
Snapshot 2026-03-04 Results 7 Page 1 / 1

181.191.170.0/24

Risk Max — LOW Footprint 1.953% Hits 18
Prefix / IP version
/24 · IPv4
Network
181.191.170.0
Broadcast
181.191.170.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-3.7170000000000005 , -38.5287
Hits / Errors
18 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-01 02:00
Top ASN
AS267429 · GRAFNET TELECOM
Top organization / ISP
Grafnet Telecom · Grafnet Telecom
Top geo
Brazil · Ceará · Fortaleza
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

200.159.158.0/24

Risk Max — LOW Footprint 1.953% Hits 7
Prefix / IP version
/24 · IPv4
Network
200.159.158.0
Broadcast
200.159.158.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-22.920099999999998 , -43.0811
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27688 · Winfnet Telecom Wireless Ltda
Top organization / ISP
Winfnet Telecom Wireless Ltda · Winfnet Telecom Wireless Ltda
Top geo
Brazil · Rio de Janeiro · Rio de Janeiro
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

179.191.42.0/24

Risk Max — LOW Footprint 1.562% Hits 7
Prefix / IP version
/24 · IPv4
Network
179.191.42.0
Broadcast
179.191.42.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-22.8487 , -42.12804285714286
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS270657 · FNET TELECOM
Top organization / ISP
Fnet Telecom · Fnet Telecom
Top geo
Brazil · Rio de Janeiro · São Pedro da Aldeia
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

200.159.159.0/24

Risk Max — LOW Footprint 1.172% Hits 6
Prefix / IP version
/24 · IPv4
Network
200.159.159.0
Broadcast
200.159.159.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-22.9201 , -43.0811
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS27688 · Winfnet Telecom Wireless Ltda
Top organization / ISP
Winfnet Telecom Wireless Ltda · Winfnet Telecom Wireless Ltda
Top geo
Brazil · Rio de Janeiro · Rio de Janeiro
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

181.191.169.0/24

Risk Max — LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.191.169.0
Broadcast
181.191.169.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-3.717 , -38.5287
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS267429 · GRAFNET TELECOM
Top organization / ISP
Grafnet Telecom · Grafnet Telecom
Top geo
Brazil · Ceará · Fortaleza
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

200.159.141.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
200.159.141.0
Broadcast
200.159.141.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.9201 , -43.0811
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS27688 · Winfnet Telecom Wireless Ltda
Top organization / ISP
Winfnet Telecom Wireless Ltda · Winfnet Telecom Wireless Ltda
Top geo
Brazil · Rio de Janeiro · Rio de Janeiro
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

200.159.151.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
200.159.151.0
Broadcast
200.159.151.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.9201 , -43.0811
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS27688 · Winfnet Telecom Wireless Ltda
Top organization / ISP
Winfnet Telecom Wireless Ltda · Winfnet Telecom Wireless Ltda
Top geo
Brazil · Rio de Janeiro · Rio de Janeiro
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →